* {
    margin: 0;
    padding: 0;
    list-style-type: none;
}
/* 页面背景颜色 */
.head {
    background-color: white;
}
label {
    color: #726C6F;
}
/* 媒体查询 */
/* 大屏幕显示 */
@media (min-width: 992px) { 
            #nav_sub {
                width: 230px;
                height: 671px;
                position: absolute;
            }
            #content_1 {
                margin-right: 15px;
                margin-left: 245px;
            }
            .content_2{
                margin-right: 15px;
                margin-left: 245px;
            }
 }
/* 顶部收纳栏 */
.Menu {
    width: 60px;
    text-align: center;
    line-height: 50px;
    float: left;
    background-color: #F8F9FB;
    border-right: 1px solid #E8E8E8;
    border-collapse: collapse;
}
.Shopping_title {
    width: 230px;
    height: 50px;
    line-height: 50px;
    text-indent: 15px;
    background-color: #F8F9FB;
    border-right: 1px solid #E6E6E6;
    border-collapse: collapse;
}
.Shopping_title a{
    color: black;
}
.Out {
    margin-right: 20px;
    line-height: 50px;
}
/* 导航栏 */
#nav_sub {
    background-color: #F2F3F7;
    margin-top: -20px;
}
/* 一级菜单li */
.First_li {
    line-height: 40px;
    border: 1px solid #E6E6E6;
    border-collapse: collapse;
    background-color: #F8F9FB;
}
.First_li a {
    color: #6B6D77;
}
/* 二级菜单li */
.Second_li li{
    line-height: 42px;
    border-bottom: 1px solid #E6E6E6;
    border-collapse: collapse;
    background-color: white;
}
.Second_li a {
    color: #6B6D77;
}
.right_arrows {
    line-height: 42px;
}
/* 内容 */
.content_title {
    background-color: white;
    margin-top: 25px;
}
.content_title div {
    padding-top: 10px;
}
/* 标题，文章分类输入框 */
.inp_data {
    width: 75%;
}
#content_1 {
    margin-bottom: 80px;
}
